<template>
    <el-upload class="avatar-uploader" :action="actionUrl" :headers="actionHeader" :show-file-list="false"
        :on-success="handleAvatarSuccess" :before-upload="beforeAvatarUpload">
        <img v-if="imageUrl" :src="imageUrl" class="avatar">
        <i v-else class="el-icon-plus avatar-uploader-icon"></i>
    </el-upload>

</template>

<script>
import { getToken } from '@/utils/auth'
import appConfig from '@/config/appConfig';
export default {
    data() {
        return {
            actionUrl: appConfig.baseUrl + '/files',
            actionHeader: {
                Authorization: `Bearer ` + getToken()
            },
            imageUrl: ``
        };
    },
    methods: {
        handleAvatarSuccess(res, file) {
            // console.log(res);
            console.log(file);
            // this.imageUrl = URL.createObjectURL(file.raw);
            this.imageUrl = appConfig.baseUrl + `/files/${res.data[0]}`
        },
        beforeAvatarUpload(file) {
            const isJPG = file.type === 'image/jpeg';
            const isLt2M = file.size / 1024 / 1024 < 2;

            if (!isJPG) {
                this.$message.error('上传头像图片只能是 JPG 格式!');
            }
            if (!isLt2M) {
                this.$message.error('上传头像图片大小不能超过 2MB!');
            }
            return isJPG && isLt2M;
        }
    }
}
</script>
<style>
.avatar-uploader .el-upload {
    border: 1px dashed #d9d9d9;
    border-radius: 6px;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.avatar-uploader .el-upload:hover {
    border-color: #409EFF;
}

.avatar-uploader-icon {
    font-size: 28px;
    color: #8c939d;
    width: 178px;
    height: 178px;
    line-height: 178px;
    text-align: center;
}

.avatar {
    width: 178px;
    height: 178px;
    display: block;
}
</style>
